Step support bracket



FIG. 1 is a front elevational view of a step support bracket showing our new design;

FIG. 2 is a rear elevational view thereof;

FIGS. 3 and 4 are respectively top and bottom plan views thereof;

FIG. 5 is a left end elevational view thereof;

FIG. 6 is a sectional view thereof taken along the lines 6--6 in FIG. 1;

FIG. 7 is a front perspective view thereof; and

FIG. 8 is a rear perspective view thereof. 

The ornamental design for a step support bracket, substantially as shown and described. 